1In small bowl, mix Italian seasoning, fennel seed, salt and celery seed. Pat seasoning mixture evenly onto pork (if pork comes in netting or is tied, do not remove). Heat 12-inch nonstick skillet over medium-high heat. Cook pork in skillet 5 to 10 minutes, turning several times, until brown on all sides.
2Spray 4- to 5-quart slow cooker with cooking spray. In slow cooker, place parsnips, sweet potatoes and garlic; pour water over vegetables. Place pork on vegetables. Cover; cook on Low heat setting 9 to 10 hours or until pork is tender.
3Remove pork from slow cooker; place on cutting board (remove netting or strings). Cut pork across grain into slices; serve with vegetables and juices.